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Ammonium Polyphosphate Phase I(SCI-FR1-APP)
Ammonium Polyphosphate Phase I(SCI-FR1-APP)

Ammonium Polyphosphate Phase I (SCI-FR1-APP)

 

Molecular formula : (NH4PO3)n   n>50

CAS No.: 68333-79-9      

Model No. : Ammonium Polyphosphate Phase I(SCI-FR1-APP)

Standards : HG/T2770-1996

Properties:Ammonium polyphosphate phase I (SCI-FR1-APP) is an excellent, high-efficiency, environment-friendly and nontoxic inorganic flame retardant, used as flameproof additives for expandable fireproof paint & coating and other flame retardant products.
Specification :
Specification
Industry standard
HG/T2770-1996
SCI-Guaranteed value
Appearance
White powder
White powder
P2O5 Content                           ≥%
68
69
N Content                               ≥%
13
14-15
Average polymerization degree   n ≥
20
80
pH value ( 10% aqueous solution )
4.5-6.5
7.0±0.5
Solubility in water (g/100ml H2O, 25oC)  < ---- 1.5
Moisture  %(w/w) ---- 0.5
Average particle size(mesh)
 ----
200-325
Property :
1. High content of phosphorus, nitrogen, good flame retardant effect.
2. High polymerization degree, low water-solubility and hygroscopicity.
3. pH value is near to neutral, good thermal stability and compatibility.
4. Low toxicity ( LD50>10g/kg ),safe production and use.
Use :
1. used to prepare many kinds of high-efficiency expandable flameproof coating, the flameproof treatment for multistory building, ships,trains, cables, etc.
2. used in the flameproof treatment for woods, plywood,fiberboard,papers,fibers,etc.
3. used as the main flameproof additive for expandable flame retardant used in plastic,resin,rubber, etc.
4. make into powder extinguishing agent to be used in large area outfire for forest,oil field and coal field,etc.
Packing : 25kg woven bag with plastic liner or 875 kg big bag.18mt/20'FCL with pallets, 20mt/20'FCL without pallets. It must be stored in places well ventilated and dry, and should not be stored in the open air.
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